JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>
<br/><!-- Just so that JSFiddle's Result label doesn't overlap the Chart -->
<div id="chartContainer" style="height: 360px; width: 100%;"></div>

JavaScript

var chart = new CanvasJS.Chart("chartContainer",{ 
  title: {
    text: "Formatting Percent Values"
  },
  axisY:{
    valueFormatString:"0'%'"
  },
  data: [
    {
      type: "column",
      indexLabel: "{y}%",
      toolTipContent: "{y}%",
      dataPoints: [
        { y: 71 }, 
        { y: 55 }, 
        { y: 50 },
        { y: 65 }, 
        { y: 95 }, 
        { y: 68 }, 
        { y: 28 }, 
        { y: 34 },
        { y: 14 }
      ]
    }
  ]
});
chart.render();